| // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| // Regression test for issue 17210. |
| |
| import "package:expect/expect.dart"; |
| |
| @NoInline() |
| num minusZero() => -0; |
| |
| void main() { |
| // Dart2js must not infer that the type-intersection of int and -0.0 is empty. |
| // It must get an interceptor for the addition (`i += 3`), or use the native |
| // JS + operation. |
| int i = minusZero(); |
| i += 3; |
| Expect.equals(3, i); |
| } |
